Re: test11-pre5, Athlon, and Machine Check Architecture

H. Peter Anvin
2000-11-15T22:03:19Z

Followup to: <200011152114.WAA06084@cave.bitwizard.nl>
By author: R.E.Wolff@BitWizard.nl (Rogier Wolff)
In newsgroup: linux.dev.kernel
>
> H. Peter Anvin wrote:
> > crash; I don't expect anyone to actually see an #MF exception in real
> > life. I'm trying to get confirmation from AMD that the code should
> > be correct even for Athlon.
>
> Peter,
>
> Would it be an idea to invite people to lower the voltage on their
> CPUs a bit, to try and trigger #MF's?
>
> (I started thinking about slowly overclocking the CPUs, to try and
> trigger them, but that's not neccesary. At lower voltages, you'll also
> get errors, but shouldn't risk smoking your CPU.... )
>

If they wouldn't mind, I certainly would appreciate it... but on the
other hand, once you have gotten an #MF you have no guarantee of
proper operation anyway... after all, the code itself could be
corrupt.